JPS5318895A - Threading apparatus - Google Patents

Threading apparatus

Info

Publication number
JPS5318895A
JPS5318895A JP9375076A JP9375076A JPS5318895A JP S5318895 A JPS5318895 A JP S5318895A JP 9375076 A JP9375076 A JP 9375076A JP 9375076 A JP9375076 A JP 9375076A JP S5318895 A JPS5318895 A JP S5318895A
Authority
JP
Japan
Prior art keywords
threading apparatus
heightened
provision
slides
error
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP9375076A
Other languages
Japanese (ja)
Inventor
Motoji Ichihara
Masaya Hanada
Takamitsu Fujisaki
Toshinori Nishimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yaskawa Electric Corp
Original Assignee
Yaskawa Electric Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yaskawa Electric Manufacturing Co Ltd filed Critical Yaskawa Electric Manufacturing Co Ltd
Priority to JP9375076A priority Critical patent/JPS5318895A/en
Publication of JPS5318895A publication Critical patent/JPS5318895A/en
Pending legal-status Critical Current

Links

Landscapes

  • Sewing Machines And Sewing (AREA)

Abstract

PURPOSE: In performing threading operation by means of a grinding tool, the machining precision is heightened by reducing the error at the connection part by the provision of an electric motor which rotates and slides the main shaft only, and preventing the expansive deformation caused by the application of heat.
COPYRIGHT: (C)1978,JPO&Japio
JP9375076A 1976-08-04 1976-08-04 Threading apparatus Pending JPS5318895A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9375076A JPS5318895A (en) 1976-08-04 1976-08-04 Threading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9375076A JPS5318895A (en) 1976-08-04 1976-08-04 Threading apparatus

Publications (1)

Publication Number Publication Date
JPS5318895A true JPS5318895A (en) 1978-02-21

Family

ID=14091090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9375076A Pending JPS5318895A (en) 1976-08-04 1976-08-04 Threading apparatus

Country Status (1)

Country Link
JP (1) JPS5318895A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100403852B1 (en) * 2000-12-26 2003-11-05 민병종 a manufacturing device for a serew which has high hardness
JP2006110656A (en) * 2004-10-13 2006-04-27 Nsk Ltd Machining method for ball screw shaft

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB974077A (en) * 1960-04-19 1964-11-04 Rotax Ltd Screw and nut mechanism
JPS4931838U (en) * 1972-06-29 1974-03-19
JPS512394U (en) * 1974-06-21 1976-01-09

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB974077A (en) * 1960-04-19 1964-11-04 Rotax Ltd Screw and nut mechanism
JPS4931838U (en) * 1972-06-29 1974-03-19
JPS512394U (en) * 1974-06-21 1976-01-09

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100403852B1 (en) * 2000-12-26 2003-11-05 민병종 a manufacturing device for a serew which has high hardness
JP2006110656A (en) * 2004-10-13 2006-04-27 Nsk Ltd Machining method for ball screw shaft

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